Susan is a waitress .Si she is very busy __people go out ___.A.what,dinners B.when ,to dinners翻译

问题描述:

Susan is a waitress .Si she is very busy __people go out ___.A.what,dinners B.when ,to dinners
翻译

Susan is a waitress.She is very busy (when) people go out (to dinners).
苏珊是个(餐厅)女侍.当人们外出用餐时她就会很忙碌.